| Nomination for Nobel Prize in Physiology or Medicine | 
| Year: | 1926 | 
| Number: | 11 - 1 | 
|  | 
 
| Nominee 1: 
 | 
| Name: | Thomas H Morgan | 
| Gender: | M | 
| Year, Birth: | 1866 | 
| Year, Death: | 1945 | 
| Profession: | prof experimental zoology | 
| University: | Columbia University | 
| City: | New York | 
| State: | NY | 
| Country: | UNITED STATES (US) | 
| Awarded the Nobel Prize in Physiology or Medicine 1933 | 
|  | 
 
| Nominee 2: 
 | 
| Name: | Hans  Spemann | 
| Gender: | M | 
| Year, Birth: | 1869 | 
| Year, Death: | 1941 | 
| Profession: | prof zoology | 
| University: | University of Freiburg | 
| City: | Freiburg im Breisgau | 
| Country: | GERMANY (DE) | 
| Awarded the Nobel Prize in Physiology or Medicine 1935 | 
|  | 
 
| Motivation: | H. Spemann: Studies of determination in various areas of the developing embryo.
T. Morgan: Work on heredity; "crossing over" theory. | 
|  | 
 
| Nominator: 
 | 
| Name: | Ludwig  Aschoff | 
| Gender: | M | 
| Year, Birth: | 1866 | 
| Year, Death: | 1942 | 
| Profession: | prof pathology | 
| University: | University of Freiburg | 
| City: | Freiburg im Breisgau | 
| Country: | GERMANY (DE) | 
|  | 
 
| Comments: | Also nominated by L. Aschoff were K. Yamagiwa and J. Fibiger (see entry nr 11-0). | 
|  |